Prince Euneon prince of Joseon, son of Crown Prince Sado (1754–1801) Parents Crown Prince Sado lady Suk from Im Children Prince Sanggye Jeongye Daewongun Siblings Crown Prince Uiso Jeongjo of Joseon Prince Eunjeon Princess Cheongyeon Princess Cheonggeun Yi Sung-deuk Princess Ch'ŏngsŏn Prince Eunsin Partners lady SangSan from Song